Properties of the Number -135642

One Hundred Thirty-Five Thousand Six Hundred Forty-Two

Basics

Value: -135643 → -135642 → -135641

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 13 × 37 × 47

Divisors: 1, 2, 3, 6, 13, 26, 37, 39, 47, 74

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001000111011010

Octal: -410732

Duodecimal: -665B6

Hexadecimal: -211da

Square: 18398752164

Square Root: 368.2960765471172

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

G.f. satisfies A(x) = (1 + x·A(x)) * (1 - x·A(x)²). A364374

a(1) = 1; a(n+1) = a(n) + ∑_d∣n a(n/d) * a(d). A351787

Concatenation of sequence (1,3,..,2n-1,2n,2n-2,..,2). A7943

Begin with n and place (n-1) on the most significant side, place (n-2) on the least significant side and so on until a 1 is placed. A89370